Here is the logs from the backend with the headers included, clearly something is different....

INFO:     Uvicorn running on http://0.0.0.0:8000 (Press CTRL+C to quit)
REQUEST_HEADERS: Headers({'host': 'localapi.shtl.ink:8000', 'connection': 'keep-alive', 'accept': '*/*', 'accept-language': '*', 'sec-fetch-mode': 'cors', 'user-agent': 'undici', 'accept-encoding': 'gzip, deflate'})
USER: anonymous requesting all short codes...
INFO:     127.0.0.1:52862 - "GET /all_short_codes HTTP/1.1" 200 OK
REQUEST_HEADERS: Headers({'x-forwarded-host': 'shtl.ink:3000', 'x-forwarded-proto': 'http', 'x-forwarded-port': '3000', 'x-forwarded-for': '172.17.0.1', 'cookie': 'sIRTFrontend=remove; sAccessToken="ACCESS_TOKEN_REMOVED_FOR_MESSAGE_LENGTH"; sIdRefreshToken=cc5bbc95-50cc-4935-8a8b-fb8c6db19211; sIRTFrontend=cc5bbc95-50cc-4935-8a8b-fb8c6db19211; sFrontToken=eyJhdGUiOjE2NTU2OTEwMjczNDMsInVpZCI6ImM0YTI1OGI0LWQ1YTgtNDVjYy05ZmNmLTgxOGFmOTY1ZWVlMyIsInVwIjp7fX0=', 'accept-language': 'en-US,en;q=0.9', 'accept-encoding': 'gzip, deflate', 'referer': 'http://shtl.ink:3000/', 'origin': 'http://shtl.ink:3000', 'accept': '*/*', 'content-type': 'application/json', 'user-agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/102.0.0.0 Safari/537.36', 'rid': 'anti-csrf', 'content-length': '37', 'connection': 'close', 'host': 'localapi.shtl.ink:8000'})
USER: c4a258b4-d5a8-45cc-9fcf-818af965eee3 creating short code...
INFO:     172.17.0.1:0 - "POST /create_short_code HTTP/1.1" 201 Created